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12403 SPLIT RAIL PKWY, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

3 bed2 bath1,534 sqftBuilt 1976

Property at a Glance

This home is estimated between $332,543 and $415,439, with a best estimate of $356,883. That places the property below the R353476G - Anderson Mill median of $407,368, in a neighborhood that appreciated 0.2% over the past year.

Estimated Value Range

$332,543 $415,439
Best Estimate
$356,883
WCAD Value
$364,485
High Confidence

Based on 5 comparable properties(5 in the same subdivision)

Based on 5 comparable properties in R353476G - Anderson Mill, this home's estimated market value is between $332,543 and $415,439. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

12405 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,740 sqft Built 1975
Raw Value $462,707
Adjusted Value $415,439

Adjusted -$51,144 for 206 sqft less living space and +$3,876 for being newer. Net adjustment: -$47,268.

12329 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,442 sqft Built 1975
Raw Value $361,093
Adjusted Value $387,810

Adjusted +$22,841 for 92 sqft more living space and +$3,876 for being newer. Net adjustment: +$26,717.

12327 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
4 bed 1,895 sqft Built 1975
Raw Value $418,294
Adjusted Value $332,543

Adjusted -$89,627 for 361 sqft less living space and +$3,876 for being newer. Net adjustment: -$85,751.

12407 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,687 sqft Built 1975
Raw Value $390,993
Adjusted Value $356,883

Adjusted -$37,986 for 153 sqft less living space and +$3,876 for being newer. Net adjustment: -$34,110.

12402 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,727 sqft Built 1977
Raw Value $393,542
Adjusted Value $341,749

Adjusted -$47,917 for 193 sqft less living space and -$3,876 for being older. Net adjustment: -$51,793.

The Neighborhood

This home is valued 10.5% below the R353476G - Anderson Mill median of $407,368. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 0.2% over the past year.

R353476G - Anderson Mill

typical
1,663 Properties
$407,368 Median Value
+0.2% YoY Change
3% Have Pool
95% Have Garage
This Home
$364,485
Median
$407,368

This home is -10.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,565 across all districts. With a homestead exemption claimed, that drops to $5,866 — saving $1,699 per year. That's $489 per month a buyer should budget. The assessed value increased roughly in line with the neighborhood, so a tax protest is unlikely to yield significant savings.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$3,255
AustinCity0.5240%$1,910
Williamson CountyCounty0.3694%$1,347
Anderson Mill Limited Districtspecial0.1243%$453
Austin Community Collegespecial0.1034%$377
Williamson County FM/RdCounty0.0443%$162
Upper Brushy Creek WCIDWater0.0170%$62
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$7,565

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $356,883 would pay approximately $2,228 per month (principal and interest only, excluding taxes and insurance).

Data sourced from Williamson County Appraisal District (WCAD), Texas Education Agency (TEA), and Federal Reserve Economic Data (FRED). Assessment values reflect the appraisal district's estimate, not market sale prices. Report generated 4/18/2026.

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